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9 Oct 2023
At high temperatures phosphine PH3 dissociates into phosphorus and hydrogen by the
following reaction
4PH₃一P₄ + 6H₂
At 800° C the rate at which phosphine dissociates is
"严=—3.715 ₓ 10~⁶C,ph₃
dt
for t in seconds. The reaction occurs in a constant volume, 2-liter vessel, and the initial
concentration of phosphine is 5 kmol/m³
a. If 3 mols of the phosphine reacts, how much phosphorus and hydrogen are produced?
b. Develop expressions for the number of moles of phosphine, phosphorus and hydrogen
present and any time, and determine how long it would take for 3 mols of phosphine to
have reacted.
At high temperatures phosphine PH3 dissociates into phosphorus and hydrogen by the
following reaction
4PH₃一P₄ + 6H₂
At 800° C the rate at which phosphine dissociates is
"严=—3.715 ₓ 10~⁶C,ph₃
dt
for t in seconds. The reaction occurs in a constant volume, 2-liter vessel, and the initial
concentration of phosphine is 5 kmol/m³
a. If 3 mols of the phosphine reacts, how much phosphorus and hydrogen are produced?
b. Develop expressions for the number of moles of phosphine, phosphorus and hydrogen
present and any time, and determine how long it would take for 3 mols of phosphine to
have reacted.
evangelistaLv10
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